@delightt: I see by your post that you've got an organic side to you delightt, but perhaps just ending their miserable, trash eating lives would be best?

@hewhoroams: Good day Hew!

@fuchikoma: You do not need to manage the background apps at all, and for that matter Apple does not let you.

@seandavid010: From what I've read elsewhere (DaringFireball, among others) the OS overall is much 'snappier' and is a worthwhile adventure to install, FWIW.

@melloncollie128: Don't berate to poor soul for not knowing any better!

@Attmay: Hey there Attmay, thought I'd put my two cents in as well.